42 Scientific and technological services and research and design relating thereto; industrial analysis and research services; advisory services relating to energy efficiency; research in the field of energy; engineering services, in relation to the following fields: energy technologies and hydrogen production; technological consulting services in the field of alternative energy generation; design and development, in relation to the following goods: systems for generating energy and energy storage systems; consultancy services in the field of technological development, in relation to the following fields: hydrogen generation